Earbud



FIG. 1 is a top perspective view showing our new design for an earbud,

FIG. 2 is a bottom perspective view thereof,

FIG. 3 is a front view thereof,

FIG. 4 is a rear view thereof,

FIG. 5 is a top view thereof,

FIG. 6 is a bottom view thereof,

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

The broken lines in the drawings depict portions of the an earbud that form no part of the claimed design. 

CLAIM The ornamental design for an earbud, as shown and described. 